*{
    margin: 0;
    padding: 0;
}
body{
    background-color: #F5F7F9;
}
#box{
    width: 1000px;
    height: 400px;
    margin: 40px auto;
}
.layui-form-item{
    margin-left: 49px;
}
.layui-form-mid{
    margin-left: 15px;
}
img{
    margin-left: 400px;
}